package com.example.androidtest1;


import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;

public class MyDatabaseHelper extends SQLiteOpenHelper {
	//带全部参数的构造函数，此构造函数必不可少
	public MyDatabaseHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version) {
		super(context, name, factory, version);
	}

	@Override
	public void onCreate(SQLiteDatabase db) {
		//创建数据库sql语句并执行
		String sql = "create table tb2(numbers varchar(20),solution varchar(50))";
		Log.i("DB", "数据表创建成功");
		db.execSQL(sql);
	}

	@Override
	public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
	}
}
